Home / 2,342.44-3,232.25-1,398.34

Finding the Fourth Proportional to 2,342.44, 3,232.25 and 1,398.34

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Solution

The fourth proportional to 2,342.44, 3,232.25 and 1,398.34 is: 1,929.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.44 : 3,232.25 = 1,398.34 : x
  2. Step 2: Convert to fraction form
    2,342.44/3,232.25 = 1,398.34/x
  3. Step 3: Cross multiply
    2,342.44x = 3,232.25 × 1,398.34
  4. Step 4: Simplify right side
    2,342.44x = 4,519,784.47
  5. Step 5: Solve for x
    x = 4,519,784.47/2,342.44
  6. Step 6: Final answer
    x = 1,929.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.